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<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <script>
    // 展开数组操作
    const arr = ['foo', 'bar', 'baz']
    // console.log(arr[0],arr[1],arr[2])
    // console.log.apply(console,arr)

    console.log(...arr)
  </script>
</body>
</html>